The interventional study is on the effects of attributional style training on career self-efficiency.

其二是归因风格训练对职业自我效能感影响的干预研究。

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Prospective interventional study in spontaneously breathing patients intubated for acute respiratory failure.

前瞻性研究急性呼吸困难插管的自主呼吸患者。

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The interventional study showed that change of irrational belief and diet controlling might have actively accelerating effect on children obesity.

干预性研究显示改变父母不合理的信念和饮食控制行为等方式能够对改善儿童肥胖起积极的促进作用。

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These data are intriguing, but because low vitamin D levels and heart disease are both very common, and because this was not an interventional study, it is difficult to draw firm conclusions, other than more research is probably warranted.

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Kirk Garratt, director of research at Lenox Hill Hospital in New York and an interventional cardiologist who wasn't involved in the study, said patients who choose stents shouldn't think they're "making a dreadful mistake" about their care based on the new data.

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The study is observational -- meaning the researchers followed people over time -- rather than interventional (say, having some people watch TV and others read a book), which is the gold standard for research proving cause and effect.

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